export const STUDYDATA = 'STUDYDATA'
export const CHANGEHANDOUTBTNTYPE = 'CHANGEHANDOUTBTNTYPE'
export const CHANGSTUDYINGID = 'CHANGSTUDYINGID'
export const NODEINDEX = 'NODEINDEX'
export const SOURCEINFO = 'SOURCEINFO'
export const CHANGESOURCEINFO = 'CHANGESOURCEINFO'
export const CHANGETOPICINFO = 'CHANGETOPICINFO'
export const CHANGESUBMITDATA = 'CHANGESUBMITDATA'
